Ultrasound detector D1000x is a device that picks up ultrasound signals emitted by bats, insects or other animals and transforms them into audible sound. It can be used to detect and identify different animal species by their sounds in the field or r

The D500X is an ultrasound recording unit intended for long-term, unattended recording of bat calls. The recorder is equipped with four slots for CF cards, which typically makes it possible to leave the unit in the field for more than a month. The tr